Every year, each square metre of the UK receives between 900 and 1200 kWh of solar radiation. Capturing just some of this energy could make a significant contribution to fulfilling our energy requirements. more...

Leading environmental campaigner and author George Monbiot has said that he believes land-based wind farms in the UK 'have reached saturation point', and that any future farms should be built at sea.more...

Do wind turbines provide an affordable means of harnessing a limitless source of clean power, or are they inefficient blots on the landscape that devastate birdlife and are more likely to exacerbate than reduce CO2 emissions?more...